Solar evaporator offers a fresh route to fresh water

About a billion people around the world lack access to safe drinking water. Desalinating salty water into drinkable water can help to fill this dangerous gap. But traditional desalination systems are far too expensive to ...

Cleaning water with 'smart rust' and magnets

Pouring flecks of rust into water usually makes it dirtier. But researchers have developed special iron oxide nanoparticles they call "smart rust" that actually makes it cleaner. Smart rust can attract many substances, including ...

Plankton swim against the current

Zooplankton are often considered to be a passive source of food for fish and other aquatic animals. But at least one of their representatives, the millimetre-sized copepod (Eurytemora affinis), moves purposefully in turbulent ...

GRaND seeks subsurface water ice on Ceres

The Gamma Ray and Neutron Detector (GRaND) aboard NASA's Dawn spacecraft is mapping the elemental composition of Ceres in a low altitude orbit, about 240 miles (385 kilometers) above the surface of the dwarf planet.

Scientists image the molecular structure of polymer blends

(Phys.org)—Using an enhanced form of "chemical microscopy" developed at the National Institute of Standards and Technology (NIST), researchers there have shown that they can peer into the structure of blended polymers, ...

Japan extracts 'fire ice' gas from seabed

Japan said Tuesday it had successfully extracted methane hydrate, known as "fire ice", from its seabed, possibly unlocking many years' worth of gas for the resource-starved country.

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